| 摘要 |
A Hall effect type sensing device comprises a magnetic circuit forming member; a Hall transducing element arranged in the magnetic circuit formed by the magnetic circuit forming member; a frame body having a holding part for locating and holding the magnetic circuit forming member and the Hall transducing element, the frame body being prepared by primary molding; and an armor member for surrounding the magnetic circuit forming member and the Hall transducing element together with the frame body, the armor member being prepared by secondary molding.
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